M38039FFHP Renesas Electronics America, M38039FFHP Datasheet - Page 13
M38039FFHP
Manufacturer Part Number
M38039FFHP
Description
IC 740 MCU FLASH 60K 64LQFP
Manufacturer
Renesas Electronics America
Series
740/38000r
Specifications of M38039FFHP
Core Processor
740
Core Size
8-Bit
Speed
16.8MHz
Connectivity
SIO, UART/USART
Peripherals
PWM, WDT
Number Of I /o
56
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M38039FFHP#U0
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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3803 Group (Spec.H)
Rev.3.11
REJ03B0017-0311
Fig 8.
Table 7
Accumulator
Processor status register
Push Return
Address
on Stack
POP Return
Address from
Stack
Register push and pop at interrupt generation and subroutine call
Push and pop instructions of accumulator or processor status register
Apr 5, 2006
Note 1 : Condition for acceptance of an interrupt → Interrupt enable flag is “1”
M(S)←(PC
(S)←(S) + 1
(PC
(S)←(S) − 1
M(S)←(PC
(
(S)←(S) + 1
(PC
S
Execute RTS
Subroutine
)
←
L
H
(
)←M(S)
)←M(S)
S
Interrupt request
)
− 1
Page 11 of 113
H
L
)
)
(1)
On-going Routine
Execute JSR
Push instruction to stack
PHA
PHP
Interrupt disable flag is “0”
Service Routine
M(S)←(PC
(S)←(S) − 1
M(S)←(PC
(S)←(S) − 1
(S)←(S) + 1
(S)←(S) + 1
(PC
(S)←(S) + 1
(PC
(S)←(S) − 1
M(S)←(PS)
(PS)←M(S)
Execute RTI
Interrupt
L
H
)←M(S)
)←M(S)
H
L
Pop instruction from stack
)
)
Push Return Address
on Stack
Push Contents of
Processor
Status Register on Stack
POP Contents of
Processor Status Register
from Stack
POP Return
Address from Stack
I Flag is Set from
“0” to “1”
Fetch the Jump
Vector
PLA
PLP
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